Home / 5,555,750.94-8,375,267.85-5,185,402.98

Finding the Fourth Proportional to 5,555,750.94, 8,375,267.85 and 5,185,402.98

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Solution

The fourth proportional to 5,555,750.94, 8,375,267.85 and 5,185,402.98 is: 7,816,970.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,750.94 : 8,375,267.85 = 5,185,402.98 : x
  2. Step 2: Convert to fraction form
    5,555,750.94/8,375,267.85 = 5,185,402.98/x
  3. Step 3: Cross multiply
    5,555,750.94x = 8,375,267.85 × 5,185,402.98
  4. Step 4: Simplify right side
    5,555,750.94x = 43,429,138,867,688.20
  5. Step 5: Solve for x
    x = 43,429,138,867,688.20/5,555,750.94
  6. Step 6: Final answer
    x = 7,816,970.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.